Japan & South Korea eSIM — reviews & details
Japan & South Korea 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Sri R.
United Kingdom · Feb 2025
Exactly what I needed for travelling in Japan & South Korea. Coverage was strong even outside the city. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Sri! Thrilled it made staying connected effortless. – Diego, eSIM TopUp Support
Elena K.
Netherlands · Jan 2025
Connected the moment I landed. Streaming and video calls worked without buffering.
Laura
GotoeSIM Support
· 1 year ago Thank you so much, Elena! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Laura, eSIM TopUp Support
Liam H.
Canada · Jan 2025
Super easy to set up before I flew out. Customer support answered my question quickly.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Liam! Delighted the speeds worked well for you. – David 💜
Yuki C.
Switzerland · Jan 2025
Super easy to set up before I flew out. The QR code arrived instantly by email. A must-have for international travel.
Anna
GotoeSIM Support
· 1 year ago Thanks a lot, Yuki! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! – Anna 💜
Louis R.
Egypt · Jan 2025
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Zero regrets.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Louis! Love that you were online the moment you landed in Japan & South Korea. — Tom
Ethan G.
Switzerland · Jan 2025
Super easy to set up before I flew out in Japan & South Korea. Setup instructions in the app were clear and simple. Zero regrets.
Laura
GotoeSIM Support
· 1 year ago Really appreciate this, Ethan! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Laura, eSIM TopUp Support
Liam T.
France · Jan 2025
Decent speeds, though slower than I expected in a few spots.
Yuki
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Liam. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. – Yuki 💜
Daniel T.
Australia · Jan 2025
Installed in minutes by scanning the QR code in Japan & South Korea. Streaming and video calls worked without buffering. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Daniel! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Ken 💜
Liam H.
Canada · Jan 2025
Did the job without any drama. Customer support answered my question quickly. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago So glad to hear this, Liam! Delighted the speeds worked well for you. We're here whenever you travel again. – Yuki 💜
James N.
Egypt · Jan 2025
Install took me two tries but was fine after that. I kept my normal number for calls while using this for data.
Ingrid
GotoeSIM Support
· 1 year ago Appreciate you sharing this, James. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. – Ingrid 💜
Ava B.
Philippines · Jan 2025
Exactly what I needed for travelling in Japan & South Korea. Topping up was straightforward when I needed more. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ava! Thrilled it made staying connected effortless. Come back anytime! — Laura
Hana T.
Australia · Jan 2025
Exactly what I needed for travelling. Topping up was straightforward when I needed more. Telling my friends about this.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Hana! Thrilled it made staying connected effortless. Enjoy your journeys! — Ingrid
Ava M.
Switzerland · Jan 2025
First time using an eSIM and it was painless in Japan & South Korea. Topping up was straightforward when I needed more.
Ken
GotoeSIM Support
· 1 year ago Cheers, Ava! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Ken, eSIM TopUp Support
Marco G.
Switzerland · Jan 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Marco! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. – Mark 💜
Ananya N.
Italy · Jan 2025
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Made staying connected effortless.
Anna
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ananya! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! — Anna
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 5GB 30Days plan costs $9.75 for 5 GB over 30 days, paid once with no hidden fees.
How do I activate my Japan & South Korea eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the eSIM TopUp app. Install on Wi-Fi before your trip; it activates when you arrive in Japan & South Korea.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan & South Korea.
Comments & questions
Emma M. · 2 months ago
Can I use this for hotspot/tethering?
Andre H. · 2 months ago
Is 5G supported or just 4G?
Elena H. · 3 months ago
Thanks, installed with no problems on my Samsung.
Arjun N. · 4 months ago
How do I check how much data I have left?
Lucia L. · 4 months ago
Will this keep my WhatsApp active with my home number?
Mohammed P. · 6 months ago
Which networks does this connect to?
Katya C. · 7 months ago
Can I use it in nearby countries too?
Liam G. · 7 months ago
Can I top up the same eSIM instead of buying a new one?
Emma C. · 7 months ago
Great guide, the setup steps were really helpful.
Katya K. · 9 months ago
How long does the QR code take to arrive after payment?
Lea N. · 1 year ago
Does the validity start on purchase or on first use?
Marco N. · 1 year ago
Do I need to install it before I travel or after I arrive?